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气相色谱法(PPT/50页)

  • 2026-04-08 18:11:12
气相色谱法(PPT/50页)

气相色谱法（PPT/50页）：

文章中仅展示前15页，需要完整版，布谷鸟公众号对话框回复：v12。

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  1. CONNECT:[ UseTime:0.000896s ] mysql:host=127.0.0.1;port=3306;dbname=h_sjds;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.001467s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000682s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.007987s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.001528s ]
  6. SELECT * FROM `set` [ RunTime:0.004333s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.001536s ]
  8. SELECT * FROM `article` WHERE `id` = 482779 LIMIT 1 [ RunTime:0.002572s ]
  9. UPDATE `article` SET `lasttime` = 1775752205 WHERE `id` = 482779 [ RunTime:0.003538s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 64 LIMIT 1 [ RunTime:0.000742s ]
  11. SELECT * FROM `article` WHERE `id` < 482779 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.001159s ]
  12. SELECT * FROM `article` WHERE `id` > 482779 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.010368s ]
  13. SELECT * FROM `article` WHERE `id` < 482779 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.008910s ]
  14. SELECT * FROM `article` WHERE `id` < 482779 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.009967s ]
  15. SELECT * FROM `article` WHERE `id` < 482779 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.006348s ]
0.248338s